Areaction taking place in a container with a piston-cylinder assembly absorbs 4850. j of heat and has a change in the internal energy of 1618.5 j. what is the final volume of the container if the reaction occurs under a constant external pressure of 5.5 atm and the initial volume of the container is 10.5 l?

5g of ammonium nitrate was dissolved in 60g of water in an insulated container. the temperature at the start of the reaction was 23.0°c and at the end it was 19.0°c. calculate the energy absorbed by the reaction.

You are a sales representative for a company that makes a new alternate fuel for vehicles. you have prepared a presentation for the environmental engineers to sell your new product. what question do you expect the audience to ask regarding whether the new fuel will cause less damage to the environment? a. do we have to change any parts of the vehicle to use this alternate fuel? b. will the vehicles get better fuel mileage with the alternate fuel? c. how much greenhouse gas does your fuel produce compared with current fuel sources? d. is the alternate fuel more expensive than fossil fuel?

If the new moon happens on january 15th, what shape will it be on february 6th?